The Alert-Info header you posted is invalid, But that looks like you're doing it for Polycom for what I can tell. sip_auto_answer=true Already covers the polycom auto answer case. <extension name="extension-intercom"> <!-- <condition field="${sip_to_params}" expression="intercom \=true"/> --> <condition field="destination_number" expression="^8(10[01] [0-9])$"> <action application="set" data="dialed_ext=$1"/> <action application="export"><![CDATA[alert_info=<sip:$$ {domain}>;Ring;Answer]]></action> <action application="export"><![CDATA[sip_h_Call-Info=<sip:$$ {domain}>;answer-after=0]]></action> <action application="export" data="sip_invite_params=intercom=true"/> <action application="export" data="sip_auto_answer=true"/> <action application="bridge" data="user/${dialed_ext}@$$ {domain}"/> </condition> </extension> Results in: INVITE sip:1006@10.0.1.243:5060;line=3qv5fmo7;intercom=true SIP/2.0 Via: SIP/2.0/UDP 10.0.1.250;rport;branch=z9hG4bK2aNeH73tmDgXr Max-Forwards: 69 From: "Extension 1005" <sip:1005@10.0.1.250>;tag=DBBXpKetaF30g To: <sip:1006@10.0.1.243:5060>;line=3qv5fmo7;intercom=true Call-ID: 8d4cb73c-6a40-122b-69b5-001a923f6a0f CSeq: 96512741 INVITE Contact: <sip:mod_sofia@10.0.1.250:5060> Call-Info: <sip:10.0.1.250>;answer-after=0 User-Agent: FreeSWITCH-mod_sofia/1.0.pre3-7859 Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, PRACK, MESSAGE, SUBSCRIBE, NOTIFY, REFER, UPDATE, REGISTER, INFO Supported: 100rel, precondition, timer Min-SE: 120 Content-Type: application/sdp Content-Disposition: session Content-Length: 391 Alert-Info: <sip:10.0.1.250>;Ring;Answer Remote-Party-ID: "Extension 1005" <sip: 1005@10.0.1.250>;screen=yes;privacy=off v=0 o=FreeSWITCH 8808205667775464136 7669511189123673614 IN IP4 10.0.1.250 s=FreeSWITCH c=IN IP4 10.0.1.250 t=0 0 a=sendrecv m=audio 17162 RTP/AVP 9 0 8 3 101 13 a=rtpmap:9 G722/8000 a=rtpmap:0 PCMU/8000 a=rtpmap:8 PCMA/8000 a=rtpmap:3 GSM/8000 a=rtpmap:101 telephone-event/8000 a=fmtp:101 0-16 a=rtpmap:13 CN/8000 a=ptime:20 m=video 26898 RTP/AVP 34 a=rtpmap:34 H263/90000 /b On Mar 6, 2008, at 8:21 PM, andrew wrote:
Alert-Info: Ring Answer